{"id":32371,"date":"2024-02-15T14:32:21","date_gmt":"2024-02-15T14:32:21","guid":{"rendered":"https:\/\/xometry.pro\/articles\/pa11-vs-pa12\/"},"modified":"2024-03-05T08:25:24","modified_gmt":"2024-03-05T08:25:24","slug":"pa11-vs-pa12","status":"publish","type":"articles","link":"https:\/\/xometry.pro\/fr\/articles\/pa11-vs-pa12\/","title":{"rendered":"PA11 vs. PA12\u00a0: Quelles sont les diff\u00e9rences\u00a0?"},"content":{"rendered":"<div role=\"navigation\" aria-label=\"Table des mati\u00e8res\" class=\"simpletoc wp-block-simpletoc-toc\"><h2 class=\"simpletoc-title\">Table des mati\u00e8res<\/h2>\n<ul class=\"simpletoc-list\">\n<li><a href=\"#h-que-sont-le-pa11-et-le-pa12-nbsp\">Que sont le PA11 et le PA12&nbsp;?<\/a>\n\n<\/li>\n<li><a href=\"#h-proprietes-et-caracteristiques-du-pa12-et-du-pa11\">Propri\u00e9t\u00e9s et caract\u00e9ristiques du PA12 et du PA11<\/a>\n\n\n<\/li>\n\n<\/li>\n\n<li><a href=\"#h-differences-de-qualite-de-surface\">Diff\u00e9rences de qualit\u00e9 de surface<\/a>\n\n<\/li>\n<li><a href=\"#h-analyse-des-couts-pa11-vs-pa12\">Analyse des co\u00fbts\u00a0: PA11 vs. PA12<\/a>\n\n<\/li>\n<li><a href=\"#h-pa11-vs-pa12-nbsp-lequel-est-le-mieux-adapte-pour-les-fonctionnalites-des-elements-de-fixation-nbsp\">PA11 vs. PA12&nbsp;: Lequel est le mieux adapt\u00e9 pour les fonctionnalit\u00e9s des \u00e9l\u00e9ments de fixation&nbsp;?<\/a>\n\n<\/li>\n<li><a href=\"#h-applications-du-pa11-et-du-pa12\">Applications du PA11 et du PA12<\/a>\n\n\n<\/li>\n\n<li><a href=\"#h-equilibrage-des-choix-nbsp-prendre-en-compte-les-differences-entre-le-pa-11-et-le-pa-12\">\u00c9quilibrage des choix&nbsp;: prendre en compte les diff\u00e9rences entre le PA 11 et le PA 12<\/a>\n<\/li><\/ul><\/div>\n\n\n<p>Le nylon s&rsquo;est impos\u00e9 comme un choix privil\u00e9gi\u00e9 dans les mat\u00e9riaux industriels gr\u00e2ce \u00e0 ses propri\u00e9t\u00e9s remarquables . Parmi ceux-ci, le PA 11 et le PA 12 se d\u00e9marquent comme des choix populaires, chacun \u00e9tant connu pour sa grande r\u00e9sistance et son excellente ductilit\u00e9. Ces polym\u00e8res thermoplastiques, essentiels dans diverses applications et souvent utilis\u00e9s avec les technologies de <a href=\"https:\/\/xometry.pro\/fr\/articles\/impression-3d-mjf-technologie\/\">MultiJet Fusion (MJF)<\/a> et de <a href=\"https:\/\/xometry.pro\/fr\/articles\/impression-3d-sls-technologie\/\">frittage s\u00e9lectif par laser (SLS)<\/a>, sont souvent choisis pour leurs caract\u00e9ristiques uniques.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-que-sont-le-pa11-et-le-pa12-nbsp\"><strong>Que sont le PA11 et le PA12 ?<\/strong><\/h2>\n\n\n<p>Le PA 11 et le PA 12, tous deux de la famille des nylons, sont des polyamides distincts par leur composition et leur utilisation. Le PA 11, un polym\u00e8re d&rsquo;origine biologique, est d\u00e9riv\u00e9 de sources renouvelables comme l&rsquo;huile de ricin. Sa composition est en ad\u00e9quation avec les principes de durabilit\u00e9 environnementale, ce qui en fait un mat\u00e9riau de choix dans diff\u00e9rentes industries. En revanche, le PA 12 est un polym\u00e8re synth\u00e9tique principalement fabriqu\u00e9 \u00e0 partir de sources p\u00e9troli\u00e8res.<\/p>\n\n\n\n<p>Bien que similaires en apparence, ces polym\u00e8res ont chacun leurs propri\u00e9t\u00e9s uniques. Dans l&rsquo;industrie, le PA 11 est appr\u00e9ci\u00e9 pour ses propri\u00e9t\u00e9s m\u00e9caniques sup\u00e9rieures et sa facilit\u00e9 d&rsquo;utilisation, avec des applications dans l&rsquo;automobile, le p\u00e9trole et le gaz ainsi que les articles de sport. Son utilisation dans la fabrication additive se d\u00e9veloppe gr\u00e2ce \u00e0 sa durabilit\u00e9 et \u00e0 sa flexibilit\u00e9. Le PA 12, en revanche, est reconnu pour sa stabilit\u00e9 dimensionnelle, notamment en impression 3D.<\/p>\n\n\n    <section class=\"article-slider-block\">\r\n        <div class=\"article-content-wrapper\">\r\n            <!-- Swiper -->\r\n            <div class=\"swiper mySwiper2 article-slider-display\">\r\n                <div class=\"swiper-wrapper\">\r\n                                                <div class=\"swiper-slide\">\r\n                                <div class=\"wp-block-image__wrap\">\r\n                                    <img decoding=\"async\"  src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/08\/sls-pa11-vfs-front-sample-part-xometry-1440x1153-1.webp\" alt=\"SLS PA natural white\"\r\n                                    >\r\n                                    <a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/08\/sls-pa11-vfs-front-sample-part-xometry-1440x1153-1.webp\" data-fancybox=\"gallery\" data-caption=\"SLS PA 11\" aria-label=\"Open full image\">\r\n                                        <img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/08\/sls-pa11-vfs-front-sample-part-xometry-1440x1153-1.webp\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"SLS PA natural white\" loading=\"lazy\" decoding=\"async\">\r\n                                        <svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n                                            <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"><\/path>\r\n                                        <\/svg>\r\n                                    <\/a>\r\n                                <\/div>\r\n                                <div class=\"article-slider-text\">\r\n                                    <p>SLS PA 11<\/p>\n                                <\/div>\r\n                            <\/div>\r\n                            \r\n                                                        <div class=\"swiper-slide\">\r\n                                <div class=\"wp-block-image__wrap\">\r\n                                    <img decoding=\"async\"  src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/SLS-PA12-Natural-Front-1-scaled.jpg\" alt=\"SLS PA12 Natural\"\r\n                                    >\r\n                                    <a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/SLS-PA12-Natural-Front-1-scaled.jpg\" data-fancybox=\"gallery\" data-caption=\"SLS PA 12\" aria-label=\"Open full image\">\r\n                                        <img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/SLS-PA12-Natural-Front-1-scaled.jpg\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"SLS PA12 Natural\" loading=\"lazy\" decoding=\"async\">\r\n                                        <svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n                                            <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"><\/path>\r\n                                        <\/svg>\r\n                                    <\/a>\r\n                                <\/div>\r\n                                <div class=\"article-slider-text\">\r\n                                    <p>SLS PA 12<\/p>\n                                <\/div>\r\n                            <\/div>\r\n                            \r\n                                                        <div class=\"swiper-slide\">\r\n                                <div class=\"wp-block-image__wrap\">\r\n                                    <img decoding=\"async\"  src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/MJF-PA12-Natural-Front-scaled.jpg\" alt=\"\"\r\n                                    >\r\n                                    <a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/MJF-PA12-Natural-Front-scaled.jpg\" data-fancybox=\"gallery\" data-caption=\"MJF PA 12\" aria-label=\"Open full image\">\r\n                                        <img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/MJF-PA12-Natural-Front-scaled.jpg\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\">\r\n                                        <svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n                                            <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"><\/path>\r\n                                        <\/svg>\r\n                                    <\/a>\r\n                                <\/div>\r\n                                <div class=\"article-slider-text\">\r\n                                    <p>MJF PA 12<\/p>\n                                <\/div>\r\n                            <\/div>\r\n                            \r\n                                            <\/div>\r\n            <\/div>\r\n            <div thumbsSlider=\"\" class=\"swiper mySwiper article-slider-list\">\r\n                <div class=\"swiper-wrapper\">\r\n                                            <div class=\"swiper-slide\">\r\n                            <img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/08\/sls-pa11-vfs-front-sample-part-xometry-1440x1153-1.webp\" alt=\"SLS PA natural white\">\r\n                        <\/div>\r\n                                                <div class=\"swiper-slide\">\r\n                            <img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/SLS-PA12-Natural-Front-1-scaled.jpg\" alt=\"SLS PA12 Natural\">\r\n                        <\/div>\r\n                                                <div class=\"swiper-slide\">\r\n                            <img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/MJF-PA12-Natural-Front-scaled.jpg\" alt=\"\">\r\n                        <\/div>\r\n                                        <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/section>\r\n    \n\n<h2 class=\"wp-block-heading\" id=\"h-proprietes-et-caracteristiques-du-pa12-et-du-pa11\"><strong>Propri\u00e9t\u00e9s et caract\u00e9ristiques du PA12 et du PA11<\/strong><\/h2>\n\n<h3 class=\"wp-block-heading\" id=\"h-proprietes-mecaniques-et-resistance-chimique\"><strong>Propri\u00e9t\u00e9s m\u00e9caniques et r\u00e9sistance chimique<\/strong><\/h3>\n\n    <aside class=\"article-content-aside\">\r\n        <a href=\"https:\/\/xometry.pro\/fr\/materiaux\/nylon-pa11\/\" class=\"aside-image sidebar__aside-image\"><img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/08\/sls-pa11-natural-white-side-sample-part-xometry-1440x1153-1.webp\" alt=\"SLS PA natural white\"><\/a><a href=\"https:\/\/xometry.pro\/fr\/materiaux\/nylon-pa11\/\" class=\"aside-link\">Nylon 11 \/ PA 11<\/a>    <\/aside>\r\n    \n\n\n<p>Bien que similaires \u00e0 certains \u00e9gards, le PA 11 et le PA 12 pr\u00e9sentent des propri\u00e9t\u00e9s m\u00e9caniques et chimiques distinctes. Le PA 11 est chimiquement r\u00e9sistant \u00e0 diverses substances, y compris les hydrocarbures, les alcools et les d\u00e9tergents. Il a \u00e9galement un impact environnemental plus faible et utilise moins de ressources non renouvelables.&nbsp;<\/p>\n\n\n\n<p>En revanche, le PA 12 pr\u00e9sente une r\u00e9sistance exceptionnelle, une bonne r\u00e9sistance \u00e0 la chaleur et \u00e0 la fissuration sous contrainte, performant m\u00eame \u00e0 des temp\u00e9ratures inf\u00e9rieures \u00e0 z\u00e9ro. Sa r\u00e9sistance s&rsquo;\u00e9tend aux produits chimiques tels que les fluides hydrauliques, les huiles et les solvants. Cette r\u00e9sistance chimique est particuli\u00e8rement b\u00e9n\u00e9fique dans les pi\u00e8ces automobiles et m\u00e9caniques, o\u00f9 l&rsquo;exposition \u00e0 de tels produits chimiques est fr\u00e9quente. Sa robustesse dans divers environnements chimiques garantit la long\u00e9vit\u00e9 et la fiabilit\u00e9 de ses composants.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-resistance-thermique-flexibilite-et-durabilite\"><strong>R\u00e9sistance thermique, flexibilit\u00e9 et durabilit\u00e9<\/strong><\/h3>\n\n    <aside class=\"article-content-aside\">\r\n        <a href=\"https:\/\/xometry.pro\/fr\/materiaux\/nylon-pa-12-sls-mjf\/\" class=\"aside-image sidebar__aside-image\"><img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/MJF-PA12-Natural-Side.jpg\" alt=\"\"><\/a><a href=\"https:\/\/xometry.pro\/fr\/materiaux\/nylon-pa-12-sls-mjf\/\" class=\"aside-link\">Nylon 12 \/ PA 12 (SLS, MJF)<\/a>    <\/aside>\r\n    \n\n\n<p>En termes de r\u00e9sistance thermique, le PA 11 pr\u00e9sente une meilleure stabilit\u00e9 contre la lumi\u00e8re, les UV et les conditions m\u00e9t\u00e9orologiques. Son \u00e9lasticit\u00e9 et sa grande r\u00e9sistance aux chocs le rendent id\u00e9al pour des applications durables et flexibles.<\/p>\n\n\n\n<p>Le PA 12, caract\u00e9ris\u00e9 par sa r\u00e9sistance et sa rigidit\u00e9 \u00e9lev\u00e9es, maintient des performances constantes dans le temps, ce qui le rend adapt\u00e9 aux pi\u00e8ces soumises \u00e0 des contraintes et \u00e0 l&rsquo;usure. Le nylon PA12 peut r\u00e9sister \u00e0 des temp\u00e9ratures plus \u00e9lev\u00e9es, ce qui le rend adapt\u00e9 aux applications n\u00e9cessitant de meilleures performances thermiques.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-absorption-d-eau\"><strong>Absorption d&rsquo;eau<\/strong><\/h3>\n\n\n<p>En ce qui concerne l&rsquo;absorption d&rsquo;eau, le PA 11 pr\u00e9sente de faibles taux (1,6&nbsp;%), ce qui est avantageux pour maintenir l&rsquo;int\u00e9grit\u00e9 des pi\u00e8ces dans des environnements humides. La tr\u00e8s faible absorption d&rsquo;humidit\u00e9 du PA 12 (0,5&nbsp;%) am\u00e9liore encore sa stabilit\u00e9 dimensionnelle, ce qui le rend id\u00e9al pour les applications o\u00f9 des performances constantes dans des conditions d&rsquo;humidit\u00e9 vari\u00e9es sont cruciales.<\/p>\n\n\n<div class=\"custom-table-block \" id=\"table-id-156\" >\r\n\t<div class=\"search-input-wrapper\">\r\n\t\t<svg width=\"16\" height=\"16\" viewBox=\"0 0 16 16\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\r\n\t\t\t<path d=\"M15.7812 13.833L12.6659 10.7177C12.5252 10.5771 12.3346 10.499 12.1347 10.499H11.6253C12.4877 9.39596 13.0002 8.00859 13.0002 6.49937C13.0002 2.90909 10.0911 0 6.50083 0C2.91056 0 0.00146484 2.90909 0.00146484 6.49937C0.00146484 10.0896 2.91056 12.9987 6.50083 12.9987C8.01006 12.9987 9.39742 12.4863 10.5004 11.6239V12.1332C10.5004 12.3332 10.5786 12.5238 10.7192 12.6644L13.8345 15.7797C14.1282 16.0734 14.6032 16.0734 14.8938 15.7797L15.778 14.8954C16.0718 14.6017 16.0718 14.1267 15.7812 13.833ZM6.50083 10.499C4.29167 10.499 2.50122 8.71165 2.50122 6.49937C2.50122 4.29021 4.28855 2.49976 6.50083 2.49976C8.70999 2.49976 10.5004 4.28708 10.5004 6.49937C10.5004 8.70852 8.71311 10.499 6.50083 10.499Z\" fill=\"#476175\"\/>\r\n\t\t<\/svg>\r\n\t\t<input type=\"search\" class=\"table-search-input\" id=\"table-search-156\" placeholder=\"Rechercher...\">\r\n\t<\/div>\t\r\n\t<div class=\"table-wrapper\">\r\n\t\t<table>\n<tbody>\n<tr>\n<td><b>Propri\u00e9t\u00e9s<\/b><\/td>\n<td><b>PA 11<\/b><\/td>\n<td><b>PA 12<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>R\u00e9sistance chimique<\/b><\/td>\n<td><span style=\"font-weight: 400;\">R\u00e9sistant \u00e0 une large gamme<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Exceptionnellement r\u00e9sistant aux huiles et aux solvants<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Impact environnemental<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Plus faible\u00a0; utilise moins de ressources<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Plus \u00e9lev\u00e9\u00a0; principalement \u00e0 base de p\u00e9trole<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>R\u00e9sistance thermique<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Stabilit\u00e9 sup\u00e9rieure<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u00c9lev\u00e9e, excellente \u00e0 basse temp\u00e9rature<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Flexibilit\u00e9 et \u00e9lasticit\u00e9<\/b><\/td>\n<td><span style=\"font-weight: 400;\">\u00c9lasticit\u00e9 \u00e9lev\u00e9e<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Forte, moins flexible que le PA 11<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Durabilit\u00e9<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Haute r\u00e9sistance aux chocs<\/span><\/td>\n<td><span style=\"font-weight: 400;\">R\u00e9sistant \u00e0 la fissuration, haute r\u00e9sistance \u00e0 l&rsquo;abrasion<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>Applications courantes<\/b><\/td>\n<td><span style=\"font-weight: 400;\">Prototypes fonctionnels, pi\u00e8ces automobiles<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Des pi\u00e8ces enti\u00e8rement fonctionnelles, une alternative au moulage par injection de plastiques<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n\t<\/div>\r\n<\/div>\r\n<style>\r\n\t.custom-table-block table{\r\n\t\theight: initial!important;\r\n\t}\r\n\t.search-input-wrapper{\r\n\t\tposition: relative;\r\n\t\tmargin-bottom: 24px;\r\n\t}\r\n\t.search-input-wrapper svg{\r\n\t\tposition: absolute;\r\n\t\ttop:50%;\r\n\t\tleft:12px;\r\n\t\ttransform: translateY(-50%);\r\n\t}\r\n\t.table-search-input{\r\n\t\tpadding: 0 0 0 40px;\r\n\t\tborder:1px solid #C1CAD1;\r\n\t\theight: 44px;\r\n\t\twidth: 201px;\r\n\t\tcolor:#092C47;\r\n\t\tfont-family: Open Sans;\r\n\t\tfont-size: 16px;\r\n\t\tfont-weight: 400;\r\n\t\tline-height: 24px;\r\n\t\tletter-spacing: 0em;\r\n\t\ttext-align: left;\r\n\t}\r\n\t.table-search-input::placeholder{\r\n\t\tcolor:#092C47;\r\n\t}\r\n\t\r\n\t.custom-table-block thead th{\r\n\t\ttext-align: left;\r\n\t\twhite-space:nowrap;\r\n\t}\r\n\t\r\n\t.custom-table-block thead{\r\n\t\tmargin-bottom: 14px;\r\n\t}\r\n\r\n\t.custom-table-block tbody tr:nth-child(odd){\r\n\t\tbackground-color: #F6F9FF;\r\n\t}\r\n\r\n\t.custom-table-block tbody, .custom-table-block thead, .custom-table-block tr, .custom-table-block td, .custom-table-block th{\r\n\t\theight: initial!important;\r\n\t}\r\n\t\r\n\t.custom-table-block tbody td{\r\n\t\tcolor:#092C47;\r\n\t\tfont-family: Open Sans;\r\n\t\tfont-size: 16px;\r\n\t\tfont-weight: 400;\r\n\t\tline-height: 24px;\r\n\t\tletter-spacing: 0em;\r\n\t\ttext-align: left;\r\n\t\tpadding: 7px;\r\n\t}\r\n\t\r\n\t.custom-table-block thead th{\r\n\t\tfont-family: Open Sans;\r\n\t\tfont-size: 16px;\r\n\t\tfont-weight: 700;\r\n\t\tline-height: 24px;\r\n\t\tletter-spacing: 0em;\r\n\t\ttext-align: left;\r\n\t\tcolor:#092C47;\r\n\t\tposition: relative;\r\n\t}\r\n\t.custom-table-block thead th:after{\r\n\t\tcontent:\"\";\r\n\t\tdisplay: inline-block;\r\n\t\tbackground-image: url(\"data:image\/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http:\/\/www.w3.org\/2000\/svg'%3E%3Cpath d='M10.585 0.585938L6 5.17094L1.415 0.585938L0 2.00094L6 8.00094L12 2.00094L10.585 0.585938Z' fill='%23476175'\/%3E%3C\/svg%3E%0A\");\r\n\t\tmargin-left: 8px;\r\n\t\tbackground-position: center center;\r\n\t\tbackground-size: 12px 7.5px;\r\n\t\tbackground-repeat: no-repeat;\r\n\t\twidth: 24px;\r\n\t\theight: 12px;\r\n\t}\r\n\t.custom-table-block{\r\n\t\tmargin: 20px 0;\t\r\n\t}\r\n\t.custom-table-block .table-wrapper{\r\n\t\twidth: 100%;\r\n\t\toverflow-x: auto;\r\n\t}\r\n\t@media(max-width: 768px){\r\n\t\t\/* .custom-table-block tbody td{\r\n\t\t\twhite-space: nowrap;\r\n\t\t} *\/\r\n\t\t.custom-table-block .table-wrapper{\r\n\t\t\tmax-width: calc(100vw - 16px);\r\n\t\t}\r\n\t}\r\n<\/style>\r\n\n\n<h2 class=\"wp-block-heading\" id=\"h-differences-de-qualite-de-surface\"><strong>Diff\u00e9rences de qualit\u00e9 de surface<\/strong><\/h2>\n\n\n<p>La finition de surface d&rsquo;un mat\u00e9riau est cruciale pour d\u00e9terminer son attrait esth\u00e9tique et sa capacit\u00e9 fonctionnelle. Le PA 11 fournit g\u00e9n\u00e9ralement une finition plus lisse, am\u00e9liorant l&rsquo;aspect visuel et contribuant \u00e0 la fonctionnalit\u00e9, en particulier pour les pi\u00e8ces o\u00f9 le frottement de surface est un facteur.<\/p>\n\n\n\n<p>Cette finition lisse constitue un avantage pour les applications exigeantes qui n\u00e9cessitent une surface fine et d\u00e9taill\u00e9e, ce qui fait du PA 11 un choix privil\u00e9gi\u00e9 dans les industries o\u00f9 l&rsquo;esth\u00e9tique est aussi importante que la fonctionnalit\u00e9.<\/p>\n\n\n    <aside class=\"article-content-aside\">\r\n        <a href=\"https:\/\/xometry.pro\/fr\/articles\/impression-3d-rugosite-surface\/\" class=\"aside-image sidebar__aside-image\"><img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/3d-printing-surface-roughness.jpg\" alt=\"\"><\/a><a href=\"https:\/\/xometry.pro\/fr\/articles\/impression-3d-rugosite-surface\/\" class=\"aside-link\">Rugosit\u00e9 de surface en impression 3D<\/a>    <\/aside>\r\n    \n\n\n<p>D&rsquo;autre part, le PA 12, tout en offrant une bonne qualit\u00e9 de surface, tend \u00e0 avoir une finition l\u00e9g\u00e8rement plus rugueuse compar\u00e9e \u00e0 celle du PA 11. Cette caract\u00e9ristique peut \u00eatre b\u00e9n\u00e9fique dans les applications o\u00f9 une prise en main ou une surface antid\u00e9rapante est n\u00e9cessaire.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/MJF-PA12-complex-print-2-1024x683.jpg\" alt=\"MJF PA12 complex print\" class=\"wp-image-31878\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/MJF-PA12-complex-print-2-1024x683.jpg 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/MJF-PA12-complex-print-2-300x200.jpg 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/MJF-PA12-complex-print-2-768x512.jpg 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/MJF-PA12-complex-print-2-1536x1024.jpg 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/MJF-PA12-complex-print-2-scaled.jpg\" data-fancybox=\"gallery-32371\" data-caption=\"Pi\u00e8ce MJF en PA12 avec une forme complexe\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2024\/02\/MJF-PA12-complex-print-2-scaled.jpg\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><figcaption class=\"wp-element-caption\">Pi\u00e8ce MJF en PA12 avec une forme complexe<\/figcaption><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-analyse-des-couts-pa11-vs-pa12\"><strong>Analyse des co\u00fbts\u00a0: PA11 vs. PA12<\/strong><\/h2>\n\n\n<p>Dans la fabrication additive, les consid\u00e9rations de co\u00fbt jouent un r\u00f4le central dans la s\u00e9lection des mat\u00e9riaux. Le PA 11, avec son excellente ductilit\u00e9, permet la conception de pi\u00e8ces \u00e0 parois plus minces (0,5&nbsp;mm au lieu de 0,8&nbsp;mm pour le PA12). Mais m\u00eame si cela conduit \u00e0 des pi\u00e8ces plus l\u00e9g\u00e8res et moins co\u00fbteuses, r\u00e9duit les d\u00e9chets et acc\u00e9l\u00e8re les temps de production, le PA11 reste en moyenne 30&nbsp;% plus cher que le PA12*.<\/p>\n\n\n\n<p>La r\u00e9sistance sup\u00e9rieure aux chocs et \u00e0 l&rsquo;abrasion du PA 11 contribue en outre \u00e0 prolonger la dur\u00e9e de vie des pi\u00e8ces, ce qui permet de r\u00e9aliser des \u00e9conomies et de minimiser les temps d&rsquo;arr\u00eat dans divers syst\u00e8mes. Le PA11 est particuli\u00e8rement appr\u00e9ci\u00e9 pour son fini de surface plus lisse et sa qualit\u00e9 globale sup\u00e9rieure par rapport au PA12.<\/p>\n\n\n\n<p>En revanche, le PA 12, bien qu&rsquo;offrant une grande durabilit\u00e9 et une grande r\u00e9sistance, peut entra\u00eener des co\u00fbts plus \u00e9lev\u00e9s en raison de son origine \u00e0 base de p\u00e9trole synth\u00e9tique. Le processus de production du PA 12 peut \u00eatre plus gourmand en ressources, ce qui se refl\u00e8te potentiellement dans son prix sur le march\u00e9. Cependant, la r\u00e9sistance et la transformabilit\u00e9 du mat\u00e9riau en font un investissement int\u00e9ressant pour des applications sp\u00e9cifiques.<\/p>\n\n\n\n<p>Le choix entre le PA 11 et le PA 12 repose sur l&rsquo;\u00e9valuation entre les co\u00fbts initiaux des mat\u00e9riaux et la valeur \u00e0 long terme pour les entreprises. La d\u00e9cision doit tenir compte de facteurs tels que l&rsquo;utilisation pr\u00e9vue du produit, l&rsquo;efficacit\u00e9 de la production et la dur\u00e9e de vie des pi\u00e8ces en cours de fabrication.<\/p>\n\n\n\n<p>*La diff\u00e9rence de prix peut \u00eatre test\u00e9e avec notre <a href=\"https:\/\/get.xometry.eu\/?locale=fr\">moteur de devis instantan\u00e9<\/a>.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-pa11-vs-pa12-nbsp-lequel-est-le-mieux-adapte-pour-les-fonctionnalites-des-elements-de-fixation-nbsp\"><strong>PA11 vs. PA12 : Lequel est le mieux adapt\u00e9 pour les fonctionnalit\u00e9s des \u00e9l\u00e9ments de fixation ?<\/strong><\/h2>\n\n\n<p>La s\u00e9lection des mat\u00e9riaux est cruciale pour assurer la fonctionnalit\u00e9 et la durabilit\u00e9 lors de la fabrication des \u00e9l\u00e9ments de fixation. Le PA 11, avec son excellente ductilit\u00e9 et sa grande flexibilit\u00e9, est plus adapt\u00e9 \u00e0 la cr\u00e9ation d&rsquo;\u00e9l\u00e9ments de fixation.<\/p>\n\n\n\n<p>Cette flexibilit\u00e9 permet aux \u00e9l\u00e9ments de fixation de supporter des actions de flexion et de rupture r\u00e9p\u00e9t\u00e9es sans perdre de forme ni se casser. Une telle propri\u00e9t\u00e9 est essentielle dans les applications o\u00f9 les \u00e9l\u00e9ments de fixation doivent \u00eatre robustes et adaptables.<\/p>\n\n\n\n<p>Le PA 12, bien que solide et durable, offre un peu moins de flexibilit\u00e9 que le PA 11 (20&nbsp;% contre 30&nbsp;%). N\u00e9anmoins, le mat\u00e9riau PA12 reste id\u00e9al pour les fonctionnalit\u00e9s des \u00e9l\u00e9ments de fixation qui exigent un degr\u00e9 \u00e9lev\u00e9 de flexion ou de flexibilit\u00e9.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-applications-du-pa11-et-du-pa12\"><strong>Applications du PA11 et du PA12<\/strong><\/h2>\n\n<h3 class=\"wp-block-heading\" id=\"h-applications-du-pa11\"><strong>Applications du PA11<\/strong><\/h3>\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Prototypes soumis \u00e0 des charges m\u00e9caniques<\/strong>&nbsp;: Id\u00e9al pour les prototypes n\u00e9cessitant une r\u00e9sistance m\u00e9canique, tels que les pi\u00e8ces automobiles.<\/li>\n\n\n\n<li><strong>Industrie automobile&nbsp;<\/strong>: Utilis\u00e9 dans les composants int\u00e9rieurs automobiles pour les pi\u00e8ces garantissant la s\u00e9curit\u00e9 en raison de sa r\u00e9sistance aux chocs.<\/li>\n\n\n\n<li><strong>Pi\u00e8ces visibles<\/strong>&nbsp;: Convient aux pi\u00e8ces visibles soumises \u00e0 des contraintes abrasives et manipul\u00e9es manuellement, offrant des avantages esth\u00e9tiques et fonctionnels.<\/li>\n\n\n\n<li><strong>Designs sp\u00e9cialis\u00e9s<\/strong>&nbsp;: Excelle dans les pi\u00e8ces de petite \u00e0 moyenne taille, les parois minces et les structures en treillis.<\/li>\n<\/ul>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-applications-du-pa12\"><strong>Applications du PA12<\/strong><\/h3>\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pi\u00e8ces en plastique fonctionnelles<\/strong>&nbsp;: couramment utilis\u00e9es pour les pi\u00e8ces en plastique enti\u00e8rement fonctionnelles, rempla\u00e7ant les plastiques typiques de moulage par injection par des propri\u00e9t\u00e9s m\u00e9caniques sup\u00e9rieures.<\/li>\n\n\n\n<li><strong>Applications m\u00e9dicales<\/strong>&nbsp;: biocompatible, ce qui le rend adapt\u00e9 \u00e0 l&rsquo;impression 3D de mat\u00e9riels m\u00e9dicaux tels que des proth\u00e8ses.<\/li>\n\n\n\n<li><strong>Connexions des pi\u00e8ces mobiles<\/strong>&nbsp;: Sa grande r\u00e9sistance \u00e0 l&rsquo;abrasion le rend id\u00e9al pour des pi\u00e8ces telles que les engrenages et les charni\u00e8res.<\/li>\n\n\n\n<li><strong>Pi\u00e8ces adaptables aux intemp\u00e9ries<\/strong>&nbsp;: Ses propri\u00e9t\u00e9s stabilis\u00e9es \u00e0 la lumi\u00e8re permettent de cr\u00e9er des pi\u00e8ces adaptables \u00e0 diverses conditions m\u00e9t\u00e9orologiques.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"820\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/sls-pa12-natural-back-sample-part-xometry-1440x1153-1-1024x820.webp\" alt=\"\" class=\"wp-image-27902\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/sls-pa12-natural-back-sample-part-xometry-1440x1153-1-1024x820.webp 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/sls-pa12-natural-back-sample-part-xometry-1440x1153-1-300x240.webp 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/sls-pa12-natural-back-sample-part-xometry-1440x1153-1-768x615.webp 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/sls-pa12-natural-back-sample-part-xometry-1440x1153-1.webp 1440w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/sls-pa12-natural-back-sample-part-xometry-1440x1153-1.webp\" data-fancybox=\"gallery-32371\" data-caption=\"\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/07\/sls-pa12-natural-back-sample-part-xometry-1440x1153-1.webp\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-equilibrage-des-choix-nbsp-prendre-en-compte-les-differences-entre-le-pa-11-et-le-pa-12\"><strong>\u00c9quilibrage des choix : prendre en compte les diff\u00e9rences entre le PA 11 et le PA 12<\/strong><\/h2>\n\n\n<p>En conclusion, le choix entre le PA 11 et le PA 12 repose sur un examen minutieux des exigences sp\u00e9cifiques de l&rsquo;application. Bien que les deux mat\u00e9riaux offrent des propri\u00e9t\u00e9s louables, chacun poss\u00e8de des avantages distincts. Le polyamide PA 11 se distingue par sa finition de surface lisse, ce qui le rend id\u00e9al pour les applications o\u00f9 l&rsquo;attrait esth\u00e9tique est primordial. D&rsquo;un autre c\u00f4t\u00e9, le polyamide PA 12 offre une excellente r\u00e9sistance \u00e0 la chaleur, r\u00e9pondant \u00e0 des sc\u00e9narios exigeant des performances thermiques sup\u00e9rieures.&nbsp;<\/p>\n\n\n\n<p>Les ing\u00e9nieurs et les acheteurs de l&rsquo;industrie manufacturi\u00e8re, dans des domaines tels que l&rsquo;automobile, l&rsquo;a\u00e9rospatiale et la robotique, doivent \u00e9valuer ces facteurs lors du choix du mat\u00e9riau le plus adapt\u00e9 \u00e0 l&rsquo;application pr\u00e9vue. Les diff\u00e9rences nuanc\u00e9es entre le PA 11 et le PA 12 permettent aux d\u00e9cideurs d&rsquo;adapter leurs choix en fonction des besoins pr\u00e9cis de leurs projets, garantissant ainsi des performances et une long\u00e9vit\u00e9 optimale.<\/p>\n","protected":false},"author":50,"featured_media":30204,"comment_status":"open","ping_status":"closed","template":"","categories":[],"c-tag-articles":[],"global-tag":[485,605],"class_list":["post-32371","articles","type-articles","status-publish","has-post-thumbnail","hentry","global-tag-impression-3d","global-tag-materiaux"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>PA11 vs. PA12 : Quelles sont les diff\u00e9rences ? | Xometry Pro<\/title>\n<meta name=\"description\" content=\"Cet article vise \u00e0 examiner les diff\u00e9rences entre le PA 11 et le PA 12, tous deux connus pour leur forte r\u00e9sistance et excellente ductilit\u00e9.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/xometry.pro\/fr\/articles\/pa11-vs-pa12\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PA11 vs. PA12 : Quelles sont les diff\u00e9rences ? 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